Respuesta :

joshjoelthomp

Answer:

20 degrees

Step-by-step explanation:

Angles on a line equal 180 degrees.

180–140=40

40=2x

x=20

20 degrees
Since the whole line should be 180 degrees, and the right number is 140 we Subtract that from 180
180-140=40
2x=40
X=20 Degrees